MESON Chess Problem Database

Problem Display
PID: 61154 (8/5p2/5N1K/P3k1P1/3N4/3p3p/1P1P1P1P/Q7 w - - 0 1)

Grassano, Carlos A

Comm., Ling-50 Ty., 2005

8/5p2/5N1K/P3k1P1/3N4/3p3p/1P1P1P1P/Q7

#2

10 + 4

136 Problem Observer 2005

SOLUTION

  • SOUND
  • Tries
    • 1.Qc1?
      • 1...Kxd4
        • 2.Qc3#
      • 1...Kf4
        • 2.Qc7#
      • 1...Kd6!
    • 1.Qh1?
      • 1...Kxd4
        • 2.Qd5#
      • 1...Kf4
        • 2.Qe4#
      • 1...Kd6!
  • Keys
    • 1.Qa3!
      • 1...Kxd4
        • 2.Qc3#
      • 1...Kf4
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Vars
        • K(c);OGATEB,S_FLIGHT,XS(F)::QAB1(A)
        • K(c);S_FLIGHT::QAB(A)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(c);S_FLIGHT,XS(F)::QAR1(A)
        • K(c);S_FLIGHT::QAR1(A)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(c);OGATEB,S_FLIGHT,XS(F)::QAB1(A)
      • K(c);S_FLIGHT::QAB(A)
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